DPB_a225_U5VOutOfRange

U5V is out of range.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

Power braking assist reduced
Braking may require increased effort

Impact

System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.

Description

U5V is out of range.

Cause

Problem of ASIC reset logic. Monitoring of U5V (internal 5V supply for sensors and communication) out of range bits provided by the ASIC. If U5V is out of range a reset should be issued for the ASIC.

Clear condition

No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.

Models

Model Y 2025+

Visibility

customer, service-fix

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